<?php
/*
 * Copyright 2010 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

require_once 'service/apiServiceResource.php';
require_once 'service/apiServiceRequest.php';
require_once 'service/apiBatch.php';

/**
 * This class parses the service end points of the api discovery document and constructs
 * serviceResource variables for all of them.
 *
 * For instance when calling with the service document for Plus, it will create apiServiceResource's
 * for $this->activities, $this->comments, $this->people, etc.
 *
 * @author Chris Chabot <chabotc@google.com>
 *
 */
class apiService {

    public $version = null;
    public $restBasePath;
    public $rpcPath;
    public $resource = null;

    public function __construct($serviceName, $discoveryDocument) {
        global $apiConfig;
        if (!isset($discoveryDocument['version']) || !isset($discoveryDocument['restBasePath']) || !isset($discoveryDocument['rpcPath'])) {
            throw new apiServiceException("Invalid discovery document");
        }
        $this->version      = $discoveryDocument['version'];
        $this->restBasePath = $apiConfig['basePath'] . $discoveryDocument['restBasePath'];
        $this->rpcPath      = $apiConfig['basePath'] . $discoveryDocument['rpcPath'];
        foreach ($discoveryDocument['resources'] as $resourceName => $resourceTypes) {
            $this->$resourceName = new apiServiceResource($this, $serviceName, $resourceName, $resourceTypes);
        }
    }

    /**
     * @return string $restBasePath
     */
    public function getRestBasePath() {
        return $this->restBasePath;
    }

    /**
     * @return string $rpcPath
     */
    public function getRpcPath() {
        return $this->rpcPath;
    }
}
